3
petroleum engineer internships in Findlay, OH
Intern/Co-op - Refining Mechanical Engineer (Summer 2026)
Marathon Petroleum Corporation - Findlay, OH
Refining Engineer 1 - Mechanical Engineer - Intern to Full-Time Conversion
Marathon Petroleum Corporation - Findlay, OH
Intern/Co-op - Refining Mechanical Engineer (Fall 2026)
Marathon Petroleum Corporation - Findlay, OH
